Winterset (IA) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Winterset

Winterset average temperature chart (Celsius) Winterset average temperature chart (Fahrenheit)
Average monthly temperatures in Winterset (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -2 1.2 8.3 16.1 22.3 27.3 29.8 28.4 23.8 17.7 8.7 0.3
°F 28.5 34.2 46.9 61.1 72.1 81.1 85.6 83 74.8 63.8 47.7 32.5

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Winterset monthly rainfall chart (mm) Winterset monthly rainfall chart (inches)
Average monthly rainfall in Winterset (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 22 25 57 84 103 116 109 108 98 69 47 32
inches 0.9 1 2.3 3.3 4.1 4.6 4.3 4.3 3.9 2.7 1.9 1.3
Rainy days 8 7 10 11 12 10 9 9 9 8 8 9

Average annual rainfall in Winterset: 818.567mm (322.3 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Winterset

Winterset average daily sunshine chart
Average daily sunshine Winterset
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.8 6.3 7.2 8.1 9.5 11.1 11.5 10.2 8.6 7.4 5.2 4.8

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Winterset average minimum / maximum temperatures (Celsius) Winterset average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Winterset (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -12.5 -9.9 -3.2 3.6 10 15.3 18 16.2 11.3 4.8 -2.2 -9.5
Max °C -1.7 1.5 8.6 16.5 22.6 27.6 30.1 28.7 24.1 18 9 0.5
Min °F 9.5 14.2 26.3 38.4 50 59.5 64.3 61.1 52.3 40.6 28 14.9
Max °F 19.2 24.4 36.9 50 61.3 70.5 75.2 72.3 63.9 52.5 38.1 23.9

Sea temperature

The graph below shows the average sea temperature.

Winterset average sea temperature chart (Celsius) Winterset average sea temperature chart (Fahrenheit)
Average sea temperature around Winterset in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.2 8.9 9.4 10.6 12.4 14.7 17.3 20 18.8 15.3 12.3 10.3
°F 48.6 48.1 49 51.1 54.4 58.5 63.2 67.9 65.8 59.6 54.2 50.6

Wind speed

The graph below shows the average wind speed.

Winterset average winspeed by month (km/h) Winterset average winspeed by month (mph)
Average wind speed in Winterset (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 19 21 21 18 17 15 15 16 17 18 19
mph 12 12 13 13 11 11 9 9 10 11 11 12

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Winterset relative humidity averages
Average relative humidity in Winterset
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 71% 68% 63% 64% 66% 68% 71% 71% 67% 71% 75%

Other monthly averages

UV index Best time to go?

Winterset weather stats

Winterset weather statistics
Hottest month: July 29.8°C 85.6°F
Driest month: January 22mm 0.9ins
Sunniest month: July 11.5hrs
Coldest month: January -2°C 28.4°F
Wettest month: June 116mm 4.6ins
Warmest sea: August 20°C 68°F
Map showing location of Winterset (41.33082, -94.01384) Winterset map pin © Google

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